Home / 7,238,201.20-10,863,425.40-2,981,424.40

Finding the Fourth Proportional to 7,238,201.20, 10,863,425.40 and 2,981,424.40

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Solution

The fourth proportional to 7,238,201.20, 10,863,425.40 and 2,981,424.40 is: 4,474,658.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,201.20 : 10,863,425.40 = 2,981,424.40 : x
  2. Step 2: Convert to fraction form
    7,238,201.20/10,863,425.40 = 2,981,424.40/x
  3. Step 3: Cross multiply
    7,238,201.20x = 10,863,425.40 × 2,981,424.40
  4. Step 4: Simplify right side
    7,238,201.20x = 32,388,481,555,139.76
  5. Step 5: Solve for x
    x = 32,388,481,555,139.76/7,238,201.20
  6. Step 6: Final answer
    x = 4,474,658.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.